As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FS 310.00 IS CORRODED BETWEEN STRINGERS 26L-25R. REMOVED DAMAGED SECTION OF FRAME FS 310.00 FROM STRINGERS 23L-25R AND INSTALLED NEW FRAME SECTION 310.00 FROM STRINGER 23 L-25R IAW ECTC REO 670-53-21-799 01 AND REO 670-53-21-799 REV A. ALL DEFECTS CORRECTED.